Hair Forensics Quiz Level 2

Makenzie is studying cosmetology and is curious about the structure of hair. What are the 3 parts of the hair shaft?

Answer explanation

Cuticle, cortex & medulla

While investigating a mysterious disappearance in the neighborhood, Zynzhere is excited to find a hair with the follicle attached near the missing person's last known location. Explain why Zynzhere might be excited.

Answer explanation

Finding the hair with the follicle means that it is likely that DNA can be obtained from this hair sample.

Tags

NGSS.HS-LS1-1

During a science fair, Kevin explained that a specific protein gives hair its strength. What is the name of this protein?

Tags

NGSS.MS-LS3-1

Imagine Nayla is studying for her biology exam and comes across a section about human hair. She is curious about the structure of hair and wants to understand the function of the 3 parts of the hair shaft. Explain these functions to Nayla.

Answer explanation

The cuticle protects the other layers of hair and provides strength. The cortex gives hair it’s color and structure. The medulla of the hair provides characteristics unique to the hair.

During a science fair project, Ever, Aneudy, and Ingrid are examining the microscopic properties of hair samples under a microscope. List 3 examples of the microscopic properties they might observe.

Answer explanation

Microscopic: medulla pattern, cuticle structure, specific color of hair

Tags

NGSS.MS-LS1-1

During a science fair, Angie, Kai, and Gigi are presenting their project on the macroscopic properties of hair. List 3 examples of these properties.

Answer explanation

Macroscopic: texture, length, color (not specific)

If hair grows at a rate of approximately 0.44 mm per day, how many days has a hair been growing if it measures 39.6 mm from follicle to tip?

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON